Analysis

  • max time kernel
    123s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    09-11-2020 20:44

General

  • Target

    SecuriteInfo.com.Trojan.Agent.ESBE.25516.25801.dll

  • Size

    289KB

  • MD5

    c421bf0eb470d72c65068376f664b507

  • SHA1

    b762721e883b69e7a3c92adb6c5bada1a374cea5

  • SHA256

    093f26aaf7be729722ab6cb2702a093c8fb299d719ebbfc5ac9615e249de613d

  • SHA512

    b69014abba850c773c02ce7c0592afb8b81f2975ef74ed85b28be6678baa21f2163875cfa7398e65b39a7cabf5ede33a38938aefc3ef64f37c22a86294a275a1

Score
10/10

Malware Config

Signatures

  • Valak

    Valak is a JavaScript loader, a link in a chain of distribution of other malware families.

  • Valak JavaScript Loader 2 IoCs
  • JavaScript code in executable 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Agent.ESBE.25516.25801.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1704
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Agent.ESBE.25516.25801.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1896
      • C:\Windows\SysWOW64\wscript.exe
        wscript.exe //E:jscript "C:\Users\Public\CCGYPWTwr.iySAE
        3⤵
          PID:1084
    • C:\Windows\system32\wbem\WmiApSrv.exe
      C:\Windows\system32\wbem\WmiApSrv.exe
      1⤵
        PID:412

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • C:\Users\Public\CCGYPWTwr.iySAE

        MD5

        6df4cb0a89bdabcf858e7e407e3975f5

        SHA1

        f41a9efe9f3cdce394893d90f564bb26e3cdd494

        SHA256

        c65b67bfe6a5acf6ebfb7f327a6ce8f93bfe5ec579fe783f611a73ce031f7232

        SHA512

        a49817c5b27a75263a57398a17f838e935660d554e6b36d8e11ec20817fd08b532851b527c7255d50556d85e1fa985ed0d766d7103f6178ab8ef8bab561b1a41

      • memory/1084-1-0x0000000000000000-mapping.dmp

      • memory/1084-3-0x0000000002750000-0x0000000002754000-memory.dmp

        Filesize

        16KB

      • memory/1896-0-0x0000000000000000-mapping.dmp